Reduce Tk-tinkering

tinker

               verb (used without object)

7.  to busy oneself with a thing without useful results:

8.  to work unskillfully or clumsily at anything.

To reduce Tk-tinkering 

Use EasyGUI

"EasyGUI is a module for very simple, very easy GUI programming in the Python programming language.
... It allows you to program in a traditional linear fashion, and to put up dialogs for simple input and output when you need to. If you have not yet learned the event-driven paradigm for GUI programming, EasyGUI will allow you to be productive with very basic tasks immediately." S.Ferg.